clang/test/C/drs/dr253.c

   1 /* RUN: %clang_cc1 -std=c89 -ast-dump -o -  %s | FileCheck %s
   2    RUN: %clang_cc1 -std=c99 -ast-dump -o -  %s | FileCheck %s
   3    RUN: %clang_cc1 -std=c11 -ast-dump -o -  %s | FileCheck %s
   4    RUN: %clang_cc1 -std=c17 -ast-dump -o -  %s | FileCheck %s
   5    RUN: %clang_cc1 -std=c2x -ast-dump -o -  %s | FileCheck %s
   6  */
   7
   8 /* WG14 DR253: yes
   9  * "overriding" in designated initializers
  10  */
  11 struct fred {
  12   char s [6];
  13   int n;
  14 };
  15
  16 struct fred y [] = { { { "abc" }, 1 }, [0] = { .s[0] = 'q' } };
  17
  18 /* Ensure that y[0] is initialized as if by the initializer { 'q' }. */
  19
  20 // CHECK: VarDecl 0x{{.*}} <line:16:1, col:62> col:13 y 'struct fred[1]' cinit
  21 // CHECK-NEXT: InitListExpr 0x{{.*}} <col:20, col:62> 'struct fred[1]'
  22 // CHECK-NEXT: InitListExpr 0x{{.*}} <col:46, col:60> 'struct fred'
  23 // CHECK-NEXT: InitListExpr 0x{{.*}} <col:50, col:56> 'char[6]'
  24 // CHECK-NEXT: array_filler
  25 // CHECK-NEXT: ImplicitCastExpr
  26 // CHECK-NEXT: CharacterLiteral 0x{{.*}} <col:56> 'int' 113
  27 // CHECK-NEXT: ImplicitValueInitExpr 0x{{.*}} <<invalid sloc>> 'int'